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The value of acceleration due to gravity...

The value of acceleration due to gravity at the surface of earth

A

`(d)/(R^(2))`

B

`dR^(2)`

C

`dR`

D

`(d)/(R)`

Text Solution

Verified by Experts

The correct Answer is:
C
`g=(4)/(3)pi rho GR rArr g prop dT(rho =d "given in the problem")`
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DC PANDEY ENGLISH-GRAVITATION-(A) Chapter Exercises
  1. Weightlessness in satellite is due to

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  2. The value of acceleration due to gravity at the surface of earth

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  3. A satellite of the earth is revolving in a circular orbit with a unifo...

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  4. The weight of an object in the coal mine, sea level and at the top of ...

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  5. A body is projected from earth's surface to become its satellite, its ...

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  6. If orbit velocity of planet is given by v = G^(a)M^(b)R^(c), then

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  7. A planet is revolving round the sun in an elliptical orbit, If v is th...

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  8. A planet of mass m is in an elliptical orbit about the sun (m << M"sun...

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  9. To required kinetic energy of an object of mass m, so that it may esca...

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  10. What is the fractional decrease in the value of free-fall acceleration...

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  11. The earth is an approximate sphere. If the interior contained matter w...

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  12. As observed from earth, the sun appears to move in an approximate circ...

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  13. Satellite orbiting the earth have finite life and sometimes debris of ...

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  14. Both earth and moon are subjected to the gravitational force of the su...

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  15. In our solar system, the inter-planetary region has chunks of matter (...

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  16. Choose the wrong option

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  17. Different points in the earth are at slightly different distances from...

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  18. Two satellite of same mass are launched in the same orbit of radius r ...

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  19. Compute the additional velocity required by a satellite orbiting aroun...

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  20. Particles of masses 2M, m and M are respectively at points A, B and C ...

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